Definition of attenuation

• n. - The act or process of making slender, or the state of being slender; emaciation.
• n. - The act of attenuating; the act of making thin or less dense, or of rarefying, as fluids or gases.
• n. - The process of weakening in intensity; diminution of virulence; as, the attenuation of virus.
• n. - The act or process of making slender, or the state of being slender; emaciation.
• n. - The act of attenuating; the act of making thin or less dense, or of rarefying, as fluids or gases.
• n. - The process of weakening in intensity; diminution of virulence; as, the attenuation of virus.